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Expert guides to health conditions from Parsley Health.

Condition Guide

Clear, science-backed explanations of common health questions, from symptoms and diagnoses, to how functional medicine approaches root-cause care.

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Understand what your lab results really mean. We break down biomarkers, blood tests, and emerging diagnostics, and how clinicians use them to guide care.

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Browse all the latest articles and videos from Parsley Health, sorted by newest first.

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Daily habits matter. Explore how movement, sleep, stress, and recovery influence your health, and how to support your body sustainably.

Lifestyle & Movement

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Real stories from Parsley Health members, along with major company updates and announcements that reflect how our care works in real life.

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Practical, clinician-informed nutrition guidance — including diets, food strategies, and eating patterns that support whole-body health.

Nutrition & Diet

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A clear, clinical look at supplements and therapeutic tools — what works, what doesn’t, and how they’re used safely as part of personalized care.

Supplements & Therapies

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Learn what to know before taking progesterone without estrogen, including potential benefits, risks, and how it may affect hormone balance and overall health.

What to Know Before Taking Progesterone Without Estrogen

Gut dysbiosis symptoms include bloating, fatigue, and chronic digestive upset. Learn what causes gut microbiome imbalance and how functional medicine treats it at the root.

Gut Dysbiosis: Symptoms, Causes, and How to Treat It

What is LDL cholesterol and why does it matter? Learn what high LDL means, common causes, and how lifestyle changes may support healthier cholesterol levels.

LDL Cholesterol: What It Is & How to Manage It

Psoriasis on the feet can cause itching, scaling, and discomfort. Learn common symptoms, triggers, and treatment options that may help manage foot psoriasis.

Psoriasis on Feet: Symptoms, Causes & Treatment

Looking for natural ways to manage anxiety? Learn science-backed strategies, lifestyle changes, and holistic approaches that may help support calmer mental health.

10 Ways to Manage Anxiety Naturally (Without Medication)

Psoriasis vs eczema: what’s the difference? Learn how symptoms, causes, and triggers compare, plus how to recognize each condition and support skin health.

Psoriasis vs Eczema: What’s the Difference?

What is fibermaxxing? Learn what this high-fiber trend means, potential health benefits, possible risks, and how to increase fiber intake in a balanced way.

What Is Fibermaxxing? Is It Good for You & Should You Do It?

What is lipedema? Learn the symptoms, causes, and how lipedema differs from obesity or lymphedema, plus how it’s diagnosed and managed.

What Is Lipedema? How to Tell If You Have Lipedema

What is estriol cream? Learn how this estrogen therapy works, potential benefits, safety considerations, and who may consider estriol during menopause.

Everything You Need to Know About Estriol Cream

Hormonal belly fat is common, especially with stress, aging, or hormone shifts. Learn what causes hormone belly and how to reduce it safely.

Hormonal Belly: Common Causes and 4 Ways To Get Rid of Hormonal Belly Naturally

Looking to heal your thyroid naturally? Learn evidence-based ways to support thyroid health through diet, stress management, sleep, and lifestyle habits.

How To Health Your Thyroid Naturally: 8 Thyroid Healing Practices You Can Start Today

Why does my body feel heavy, tired, or weak? Learn the most common causes, from thyroid issues to nutrient deficiencies, and what you can do about it.

Why Does My Body Feel Heavy and Tired? Causes & What Helps

Better sleep supports weight loss by regulating hormones, stress, and metabolism. Here’s what the research actually says.

Does Better Sleep Help With Weight Loss? What the Research Actually Says

Functional nutrition coaches are trained in nutrition, stress reduction, positive lifestyle change and more. Research shows they can improve health outcomes. Here's how they can help you.

Why A Nutrition Coach Is Key to Lasting Wellbeing

Mold toxicity can cause brain fog, fatigue, congestion, and more. Learn the real signs of mold exposure, how to identify mold poisoning symptoms, and what to do next.

12 Mold Toxicity Symptoms & Mold Exposure Signs You Shouldn’t Ignore

A “cortisol detox” isn’t about flushing hormones, it’s about supporting a healthy cortisol rhythm. Learn what it is, what to eat, and evidence-based ways to lower cortisol.

Cortisol Detox: Effective Ways To Naturally Lower Your Cortisol Stress Hormones

Waking up in the middle of the night? Learn common reasons you keep waking up at night and what your sleep interruptions may be telling you.

Why Do I Keep Waking Up In The Middle of The Night? 15 Reasons For Insomnia & Poor Sleep

Learn how to increase progesterone naturally and medically. Understand causes of low progesterone, symptoms, and evidence-based ways to support hormone balance.

How to Increase Progesterone Naturally & Medically: Causes, Symptoms, and Options

Most annual labs miss the markers that explain fatigue, weight changes, mood swings, and more. Discover the 6 lab categories that reveal the root causes of your health.

The Six Lab Categories That Reveal What Your Routine Bloodwork Misses

Looking for natural ways to get rid of eczema? Learn what causes eczema, which treatments may help, and how a root-cause approach can support relief.

How to Get Rid of Eczema Naturally: 6 Natural Treatment Options

Know the early signs of lupus in females: fatigue, joint pain, butterfly rash, brain fog, and more. Learn which symptoms to watch for and when to see a doctor.

12 Early Signs of Lupus in Females: Symptoms Women Should Know

Curious about a heavy metal detox? Learn what heavy metals are, common exposure sources, detox options, testing, and potential risks to know.

Heavy Metal Detox: Symptoms, Side Effects, & Detox Treatments for Heavy Metal Exposure

Looking for menopause treatment options? Learn about evidence-based menopause treatments and natural strategies for symptom relief and hormone balance.

Menopause Treatment Options: Natural Ways to Find Symptom Relief

Curious about a liver cleanse detox? Learn what actually supports liver detox, which myths to avoid, and how to cleanse your liver safely and naturally.

Liver Cleanse Detox: How To Cleanse Your Liver Naturally

Can GERD be cured permanently? Learn what causes chronic acid reflux, which treatments help, and how lifestyle and root-cause care can support lasting relief.

How to Cure GERD Permanently: Treatment Options For GERD & Acid Reflux

The MTHFR gene mutation is common and can affect how the body processes folate. Learn MTHFR mutation symptoms, testing, and treatment options.

MTHFR Gene Mutation: Symptoms, Testing, and 6 Natural Treatments Options

Macrocytic anemia causes enlarged red blood cells. Learn symptoms, causes, and how megaloblastic anemia differs, and what it may mean for women.

Macrocytic Anemia vs Megaloblastic Anemia: Differences, Symptoms, and What Is It

If your stomach is constantly tight and swollen, there may be a bigger issue at play. Here are several reasons why you may feel bloated 24/7 and how to fix it.

6 Reasons You Feel Bloated All the Time—and What to Do About It

Experiencing burnout? Here are tips on how to recover, according to the functional medicine experts at Parsley Health.

How To Recover from Burnout: 6 Ways To Fight Stress

By taking a root-cause approach to addressing long COVID symptoms, the doctors at Parsley Health have developed a protocol that helps people recover from the lingering virus. Learn more about Parsley's effective long COVID treatment. 

Why Parsley Health's Root-Cause Approach to Long COVID Treatment Works

What is Parsley Health’s Medicine?

What is psoriasis? Learn common symptoms, causes, types, and treatment options for this chronic inflammatory skin condition and how it’s managed.

Psoriasis: What It Is, Symptoms, Causes, Types & Treatment

Hormone replacement therapy (HRT) may help manage menopause symptoms. Learn potential benefits, risks, and what to consider when exploring HRT.

Hormone Replacement Therapy (HRT) for Menopause

What is leaky gut syndrome? Learn common symptoms, causes, testing options, and ways to support gut health and intestinal barrier function.

Leaky Gut Syndrome: Symptoms, Diet, Tests & Treatment

Sudden crashing fatigue in women can feel overwhelming. Learn common causes of low energy in women, what may trigger crashes, and when to seek care.

Sudden Crashing Fatigue In Women: Hormone Causes of Low Energy

What’s the strongest candida killer? Experts explain natural candida killers, antifungal options, and why a multi-step approach works best.

What’s The Strongest Candida Killer? Experts Weigh In On Natural Candida Killers

Candida overgrowth can cause persistent symptoms. Learn evidence-based, natural ways to rebalance Candida, support gut health, and reduce recurrence.

How to Cure Candida Naturally & Get Rid of Candidiasis Permanently

Learn how functional nutrition coaches support behavior change, personalize care, and help translate medical insights into sustainable daily habits.

What Does a Functional Nutrition Coach Do?

Explore DHT blockers for women’s hair loss, including options, safety, and side effects, and how hormonal balance may impact hair thinning and regrowth.

DHT Blockers for Women’s Hair Loss: Options, Safety, and Side Effects

Does adding salt to water help hydration? Learn the science, potential benefits, and risks, and when electrolyte support may be helpful for optimal fluid balance.

Does Adding Salt to Water for Hydration Actually Work?

Explore the different types of magnesium, their benefits, and how to choose the right form to support sleep, stress, digestion, and overall health.

Different Types of Magnesium and Their Benefits: Which Magnesium Is Best?

Electrolyte imbalance can affect hydration, nerves, and muscles. Learn common symptoms, causes, and ways to restore healthy electrolyte balance.

Electrolyte Imbalance: Symptoms, Causes, and How to Fix It

Compare the best functional health lab platforms, including Parsley’s Functions, Superpower, Mito, and InsideTracker. Learn how clinician-led testing differs.

Top 5 Best Functional Health Labs Platforms: Parsley vs Function vs Superpower vs Mito vs InsideTracker

Learn the most common types of blood tests, what results can show about your health, how testing works, and when follow-up may be helpful.

Blood Tests: Types, Results & How They Work

Learn what optimal testosterone levels for men look like, how ranges are defined, symptoms of imbalance, and when a personalized approach may help.

Optimal Testosterone for Men: Evidence-Based Optimal Range for Testosterone

Learn what hormonal imbalance really means, common symptoms and causes, and evidence-based ways to support hormone balance over time.

Hormonal Imbalance: Causes, Symptoms & Treatment

Learn what optimal testosterone levels for women look like, how ranges are defined, symptoms of imbalance, and when a personalized approach may help.

Optimal Testosterone for Women: Evidence-Based Optimal Range for Testosterone in Women

Bone loss begins decades before routine screening. Learn why women 30–50 benefit from early DEXA scans to track bone density, muscle mass, and long-term health.

The DEXA Scan: The Most Overlooked Longevity Test for Women in Their 30s and 40s

How much CRP level is dangerous? Learn what high C-reactive protein levels mean, when to be concerned, and how inflammation affects long-term health.

CRP Levels: How High C-reactive Protein (CRP) Levels Can Be Dangerous

Learn how Parsley Health uses functional testing and advanced lab work to uncover root causes, guide personalized care, and go beyond routine blood tests.

Functional Testing at Parsley Health: Labs That Go Beyond Routine Care

This Hashimoto’s diet plan will show you exactly what you need to eat to feel better, and foods to avoid. Plus, learn about the latest treatments for Hashimoto’s disease.


Everything You Need to Know About the Hashimoto’s Diet — Plus, New Treatments for Hashimoto’s Thyroiditis

Find out the best foods for thyroid health, the foods you should stay away from if you have a thyroid issue, and how to know if you have a thyroid disorder.

7 Foods That Support Thyroid Health

Learn what digestive bitters are, how they support digestion, and when to take them for best results. Discover the benefits of digestive bitters for bloating, constipation, and gut health.

Digestive Bitters: Benefits, How to Use, and When to Take Them For Digestion

Learn the benefits of alpha lipoic acid, potential side effects, and how to take it safely to support metabolism, nerve health, and antioxidant balance.

Alpha Lipoic Acid: Benefits, Side Effects, and How to Take It

Acupressure mats stimulate pressure points to release endorphins, reduce pain, ease stress, and support better sleep. Here's what the research says and how to use one.

What Does an Acupressure Mat Do? Key Benefits, Uses, and More

Battling symptoms of fatigue, brain fog, anxiety, muscle cramping, and more, but can’t find the source? Learn how Parsley Health uncovered mold toxicity in one patient with these symptoms.

How We Discovered Jenn's Mold Toxicity

Extreme fatigue before your period is driven by luteal phase hormonal shifts, insulin resistance, and progesterone changes. Learn why it happens and what actually helps.


Fatigue Before Your Period: Causes, Luteal Phase Symptoms, and Remedies

Told you have IBS? Melissa’s lifelong gut issues turned out to be SIBO. See how Parsley Health used advanced testing and personalized care to uncover the real cause.

How Melissa Realized Her IBS Was Actually SIBO 

Learn what the 2025–2030 Dietary Guidelines for Americans recommend, including updates on healthy eating patterns, nutrients, and practical nutrition advice.

2025-2030 New Dietary Guidelines: What the New Nutritional Recommendations Mean for Americans

Hear how Parsley’s doctors and health coaches provide additional support with fertility, pregnancy, and postpartum care to make your pregnancy easier.

How Parsley Made Getting Pregnant Easier

This is the true story of one Parsley Health patient who came to us looking for support with her her thyroid disorder.

How Caitlin Took Control of Her Thyroid Disorder and Felt Like Herself Again

​​Does melatonin work for sleep? Learn why melatonin doesn’t work for everyone, common mistakes, and what to try if it’s not helping you sleep.

Why Doesn’t Melatonin Work For Me? Does Melatonin Work For Everyone? A Doctor Explains

Learn how to improve gut health with evidence-based diet and lifestyle strategies, common symptoms to watch for, and when to seek support.

How to Improve Gut Health: Diet, Lifestyle, & Treatment Options

SIFO (small intestinal fungal overgrowth) can cause bloating, pain, and digestive issues. Learn SIFO symptoms, causes, diagnosis, and treatment options.

What Is SIFO (Small Intestinal Fungal Overgrowth)? Symptoms & How It Impacts Gut Health

Hashimoto’s flare-ups can cause fatigue, brain fog, and mood changes. Learn common flare symptoms, how long flare-ups last, and how to manage them.

Hashimoto's Flare Ups: Symptoms, Treatment, and How Long Do Flare Ups Last?

Does dairy cause inflammation? Learn what research shows, when dairy may be inflammatory, and who is more likely to react to dairy.


Does Dairy Cause Inflammation? Should You Go Dairy-Free? Reduce Inflammatory Foods

Is functional medicine legit? Learn what functional medicine is, how it works, the science behind it, and how it compares to conventional care.

What Is Functional Medicine? Is Functional Medicine Legit?

Ulcerative colitis flare-ups can be painful and disruptive. Learn natural remedies, triggers, and ways to manage UC flares and support remission.

Ulcerative Colitis Flare-Ups: Natural Remedies To Manage Symptoms & Prevention Tips

Not all probiotics are created equal—the brand, strain, and why and how you're taking them, all make a difference in how effective they can be. We break down when to take probiotics and everything you need to know about them.

Your Guide to Probiotics And Exactly When to Take Them

Read how a Parsley Health member used personalized, clinician-led care to optimize health, improve energy, and support long-term well-being.

How Victoria Got Better Sleep (And Beat Bloating) While Optimizing Her Health

Seed cycling is a food-based approach some use to support hormone balance. Learn what seed cycling is, how it works, and what the science says.


Seed Cycling for Hormones: What Is Seed Cycling and What Are The Benefits?

Struggling with brain fog or feeling like you can’t think straight? Learn what causes brain fog and how to get rid of it by addressing root issues.

Brain Fog: Causes, Symptoms, & 5 Proven Ways To Get Rid of Brain Fog

Stomach gurgling is usually normal but sometimes it signals a digestive issue. Learn why your stomach growls, even when you’re not hungry.

Stomach Gurgling? Why Does My Stomach Make Noises? Common Causes

Wondering when to take probiotics? Learn the best time to take probiotics based on strain, meals, and goals, and how timing may affect gut health.

When is the Best Time to Take Probiotic Supplements?

Hives vs rash: Learn the key differences in appearance, causes, and treatment and how to tell whether your skin reaction is hives or a rash.

Hives vs Rash: Key Differences, Symptoms, Diagnosis, & Treatment

Red bumps or spots on your arms? Learn common causes of redness and bumps on arms, and how to get rid of them safely and effectively.

Redness and Red Bumps on Arms (Keratosis Pilaris): How To Get Rid of Bumps on Arms

Low blood pressure in women can cause dizziness, fatigue, and fainting. Learn what’s considered dangerous, common symptoms, causes, and when to seek care.

What Is a Dangerous Low Blood Pressure for a Woman? How Dangerous Is Hypotension?

Does fiber make you gassy or bloated? Learn why fiber can cause gas, how long bloating usually lasts, and how to ease symptoms safely.

Does Fiber Make You Gassy or Bloated? Potential Symptoms of Too Much Fiber

Do you cough whenever you lie down? Learn common reasons coughing worsens at night, what it may signal, and ways to ease symptoms.

Why Do I Cough When I Lie Down At Night? Nighttime Coughing Causes and Solutions

Low stomach acid can cause bloating, reflux, and nutrient deficiencies. Learn common symptoms, causes, and safe ways to support stomach acid.

Low Stomach Acid Levels (Hypochlorhydria): Symptoms, Causes, And Holistic Treatments

Exercise during pregnancy is usually safe and beneficial. Learn what to do, what to avoid, and how to exercise safely by trimester.

Can You Exercise While Pregnant? Safe Guidelines by Trimester

While occasional stress isn’t harmful, constant stress during pregnancy can affect both you and your baby. Here's how to keep it under control.

Stress During Pregnancy Can Impact Mom And Baby—Here’s What You Can Do

Learn how to stimulate the vagus nerve with simple, science-backed exercises. Explore vagus nerve reset techniques to calm stress and support nervous system balance.

Vagus Nerve Stimulation: 8 Vagus Nerve Exercises To Help You Relax

Why am I suddenly lactose intolerant? Learn why lactose intolerance can develop later in life, common causes, symptoms, and what helps.

Why Am I Suddenly Lactose Intolerant? Can You Become Lactose Intolerant Later In Life?

Looking for herbs for energy? Learn which herbs may help support lasting energy, focus, and stamina, without the crash of caffeine.

8 Best Herbs For Energy and Focus To Use As A Natural Caffeine Alternative

Butyrate is a gut-friendly compound that supports digestion and inflammation balance. Learn what butyrate is, its benefits, and top food sources.

What Is Butyrate? Butyrate Deficiency Symptoms, Causes, & Foods

Prenatal meditation may reduce stress, support infant development, and improve pregnancy outcomes. Here’s what the science says.

Prenatal Meditation: 5 Science-Backed Benefits for Pregnancy

This patient came to Parsley Health with years of stomach pain, and left with a whole new relationship with food and zero stomach pain!

Latest Articles

Everything You Need to Know About the Hashimoto’s Diet — Plus, New Treatments for Hashimoto’s Thyroiditis

7 Foods That Support Thyroid Health

Digestive Bitters: Benefits, How to Use, and When to Take Them For Digestion

DHT Blockers for Women’s Hair Loss: Options, Safety, and Side Effects

Does Adding Salt to Water for Hydration Actually Work?

What to Know Before Taking Progesterone Without Estrogen

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